311389440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{977}}^1$

素因数の和:1084

約数の個数: 144

約数和(自身を含む): 1007512128

約数和(自身を除く): 696122688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 83, 96, 120, 128, 160, 166, 192, 240, 249, 256, 320, 332, 384, 415, 480, 498, 640, 664, 768, 830, 960, 977, 996, 1245, 1280, 1328, 1660, 1920, 1954, 1992, 2490, 2656, 2931, 3320, 3840, 3908, 3984, 4885, 4980, 5312, 5862, 6640, 7816, 7968, 9770, 9960, 10624, 11724, 13280, 14655, 15632, 15936, 19540, 19920, 21248, 23448, 26560, 29310, 31264, 31872, 39080, 39840, 46896, 53120, 58620, 62528, 63744, 78160, 79680, 81091, 93792, 106240, 117240, 125056, 156320, 159360, 162182, 187584, 234480, 243273, 250112, 312640, 318720, 324364, 375168, 405455, 468960, 486546, 625280, 648728, 750336, 810910, 937920, 973092, 1216365, 1250560, 1297456, 1621820, 1875840, 1946184, 2432730, 2594912, 3243640, 3751680, 3892368, 4865460, 5189824, 6487280, 7784736, 9730920, 10379648, 12974560, 15569472, 19461840, 20759296, 25949120, 31138944, 38923680, 51898240, 62277888, 77847360, 103796480, 155694720, 311389440]

約数ペア:

[(1, 311389440), (2, 155694720), (3, 103796480), (4, 77847360), (5, 62277888), (6, 51898240), (8, 38923680), (10, 31138944), (12, 25949120), (15, 20759296), (16, 19461840), (20, 15569472), (24, 12974560), (30, 10379648), (32, 9730920), (40, 7784736), (48, 6487280), (60, 5189824), (64, 4865460), (80, 3892368), (83, 3751680), (96, 3243640), (120, 2594912), (128, 2432730), (160, 1946184), (166, 1875840), (192, 1621820), (240, 1297456), (249, 1250560), (256, 1216365), (320, 973092), (332, 937920), (384, 810910), (415, 750336), (480, 648728), (498, 625280), (640, 486546), (664, 468960), (768, 405455), (830, 375168), (960, 324364), (977, 318720), (996, 312640), (1245, 250112), (1280, 243273), (1328, 234480), (1660, 187584), (1920, 162182), (1954, 159360), (1992, 156320), (2490, 125056), (2656, 117240), (2931, 106240), (3320, 93792), (3840, 81091), (3908, 79680), (3984, 78160), (4885, 63744), (4980, 62528), (5312, 58620), (5862, 53120), (6640, 46896), (7816, 39840), (7968, 39080), (9770, 31872), (9960, 31264), (10624, 29310), (11724, 26560), (13280, 23448), (14655, 21248), (15632, 19920), (15936, 19540)]